138720190

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{347}}^1\times {\mathrm{5711}}^1$

素因数の和:6072

約数の個数: 32

約数和(自身を含む): 286239744

約数和(自身を除く): 147519554

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 347, 694, 1735, 2429, 3470, 4858, 5711, 11422, 12145, 24290, 28555, 39977, 57110, 79954, 199885, 399770, 1981717, 3963434, 9908585, 13872019, 19817170, 27744038, 69360095, 138720190]

約数ペア:

[(1, 138720190), (2, 69360095), (5, 27744038), (7, 19817170), (10, 13872019), (14, 9908585), (35, 3963434), (70, 1981717), (347, 399770), (694, 199885), (1735, 79954), (2429, 57110), (3470, 39977), (4858, 28555), (5711, 24290), (11422, 12145)]